Don't you start nothing you can't finish.
5 seconds sound clip from the Anna Christie (1930) movie soundboard.
You can hear this line at 00:11:34 in the DVD version of the movie.
Quote context
[...]
- She'll be coming here to look for you, I suppose. Better hang around, Chris.
- I'm wise to what's in the back of your nut... old squarehead.
- You wanna get rid of me because your kid's coming, huh? Wanna kick me out, huh?
- Well, see here, Chris. There ain't no Swede on no boat... that's man enough to get away with that.
- Don't you start nothing you can't finish.
- No, I don't start nothing, Marthy.
- You're a scream. Oh, honestly... You're a knockout.
- I don't see nothing for laugh at.
- You don't? Go and take a slant at yourself in the mirror.
[...]